New Orleans Katrina Flood Map
Some areas endured a flood depth greater than 11 feet. Aug 12 2015 7 53 pm.
Flood Map After Hurricane Katrina Hurricane Katrina New Orleans
How new orleans flooded during hurricane katrina by dan swenson graphics editor.
New orleans katrina flood map
. Anatomy of a flood. Floodplain management is the operation of a community program of corrective and preventative measures for reducing flood damage. But with half the city at or below sea level and memories of post hurricane katrina flooding some worry they send the wrong message. As mandated in the flood control act of 1965 responsibility for the design and construction of the city s levees belongs to the united states army corps of engineers and responsibility for their maintenance belongs to.The new maps mean flood insurance for these areas is optional. These measures take a variety of forms and generally include requirements for zoning subdivision or building and special purpose floodplain ordinances. Mapping katrina and its aftermath aug. This map shows the depth of flooding in the new orleans area post katrina.
Hurricane katrina flood recovery maps maps showing the extent and magnitude of hurricane katrina s surge as well as information on advisory flood data were created for areas in southeastern louisiana parishes that were most severely impacted by coastal flooding. Some areas endured a flood depth greater than 11 feet. Historic flood maps for the city of new orleans at fema gov. As portable pumps were brought in to supplement the permanent pumps already hard at work as much as 380 cubic meters 380 975 liters or 11 300 cubic inches of water were being.
In the two and a half weeks that had passed since hurricane katrina flooded the city pumps had been working nonstop to return the water to lake pontchartrain. Maps showing the extent and magnitude of hurricane katrina s surge as well as information on advisory flood data were created for the areas of harrison hancock and jackson counties in mississippi that were most severely impacted by coastal flooding. Starting october 1 2016. Since 2005 new orleans officials and federal agencies have made efforts to restore the city to its pre katrina vitality and now 40 of the city s 72 neighborhoods have recovered 90 percent of.
As the center of hurricane katrina passed southeast of new orleans on august 29 2005 winds downtown were in the category 1 range with frequent intense gusts. Flood map adoption process. Aug 12 2015 7 53 pm. The storm surge caused approximately 23 breaches in the drainage canal and navigational canal levees and floodwalls.
From the graphics archive. For more info please contact floods nola gov what is floodplain management. The floods that buried up to 80 percent of new orleans had noticeably subsided by september 15 2005 when the top image was taken by the landsat 7 satellite. 25 2015 in august 2005 hurricane katrina devastated new orleans flooding 80 percent of the city killing more than 1 400 people.
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